March in Santorini averages highs of 15 °C (59 °F) and lows of 11 °C (52 °F), with about 5 rainy days and 11 h 52 min of daylight. The sea is cold, around 17 °C (63 °F).
March weather in Santorini at a glance
average high to low each dot ≈ 3 rainy days
Is March a good time to visit Santorini?
Mixed weather: cool and some rain. March is usually low season in Santorini: rooms are typically easier to find and cheaper.
Our rule: a month scores 2 points for comfortable average highs of 18–28 °C (1 point for 14–18 or 28–32 °C) and 2 points for 5 or fewer rainy days (1 point for 6–10). Average highs above 35 °C or below 8 °C make it a tough month whatever the rain. A rainy day here means 2 mm of rain or more. 4 points = great, 3 = good, 2 = mixed, 0–1 = tough.
Holidays and events in March 2026
- Wed 25 Mar: Annunciation (Ευαγγελισμός της Θεοτόκου) public holiday
- Wed 25 Mar: Independence Day (Εικοστή Πέμπτη Μαρτίου) public holiday
Banks and many shops close on public holidays, and museums may change their hours, so check before you go.
Things to do in Santorini in March
March's weather suits a mix of outdoor sights and museums, so the open-air ones come first.
- Oia sunset — arrive an hour early outdoors
- Fira to Oia caldera walk — about 10 km, best in cool months outdoors
- Red Beach and Perissa — black and red volcanic sand outdoors
- Caldera boat trip — volcano and hot springs outdoors
- Akrotiri — Bronze Age town under ash indoors
- Wineries — Assyrtiko tastings indoors
Where to stay: Fira for transport and value; Oia or Imerovigli for caldera views; Kamari or Perissa for beaches.
What to pack for Santorini in March
- Layers and a light jacket: days around 15 °C (59 °F), nights near 11 °C (52 °F).
- Comfortable walking shoes.
What a day in Santorini costs
| Budget traveller | Mid-range | |
|---|---|---|
| Typical total per person, per day | €60–170 | €250–680 |
Excluding flights. March is usually low season in Santorini: rooms are typically easier to find and cheaper.
March in nearby cities
| City | High / low | Rainy days | Verdict |
|---|---|---|---|
| Athens | 16° / 8° | 5 | Mixed weather |
| Istanbul | 12° / 5° | 9 | Tough month |
| Cairo | 25° / 12° | 0 | Great time to go |
Plan your Santorini trip
- Is Santorini Expensive? Real Costs and a 2026 Budget Guide
- How to Choose an AI Trip Planner in 2026 — 7 Things That Actually Matter
- Best Time to Visit Greece: Month-by-Month Guide 2026
Want the whole trip planned? Join the Journey waitlist: tell it where, when and your budget, and it plans every day hour by hour.
FAQ
Is March a good time to visit Santorini?
By the numbers, March is a mixed month: cool and some rain, with average highs of 15 °C (59 °F) and about 5 rainy days. March is usually low season in Santorini: rooms are typically easier to find and cheaper. The best months for weather are May, September, October.
How warm is Santorini in March?
Average highs are 15 °C (59 °F) and lows 11 °C (52 °F) (2015–2024 averages). The sea is cold, around 17 °C (63 °F).
Does it rain a lot in Santorini in March?
Expect about 5 days with 2 mm of rain or more, about 48 mm in total. It is the 3rd wettest month of the year in Santorini.
Sources: climate averages from Open-Meteo historical weather (ERA5 reanalysis, 2015–2024); sea temperatures from the Open-Meteo marine API (2023–2024); public holidays from Nager.Date. Daylight is calculated for the 15th of the month. Averages are a guide, not a forecast. Costs are typical ranges per person per day, excluding flights.